#ifndef _CONFIG_H_
#define _CONFIG_H_

#define interrupt_status SREG>>7

//#define config_o2 1
//#define config_ex 1
#define config_co 1
//config_out
#if defined (config_o2)
#  include "config_o2.h"
#elif defined (config_ex)
#  include "config_ex.h"
#elif defined (config_co)
#  include "config_co.h"
#endif

#endif
